Commit 1e740df7 authored by Kenneth Feng's avatar Kenneth Feng Committed by Alex Deucher
Browse files

drm/amd/amdgpu: workaround for the imu fw loading 



workaournd for the imu fw loading on gfx 12.0 without psp

Signed-off-by: default avatarKenneth Feng <kenneth.feng@amd.com>
Reviewed-by: default avatarLikun Gao <Likun.Gao@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent f5b4c323

drivers/gpu/drm/amd/amdgpu/imu_v12_0.c

+5 −0
Original line number Diff line number Diff line
@@ -143,6 +143,11 @@ static void imu_v12_0_setup(struct amdgpu_device *adev) 
		imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_16);

		imu_reg_val |= 0x1;

		WREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_16, imu_reg_val);



		imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_SCRATCH_10);

		imu_reg_val |= 0x20010007;

		WREG32_SOC15(GC, 0, regGFX_IMU_SCRATCH_10, imu_reg_val);



	}

}